Lamp



FIG. 1 is a first perspective view of a lamp showing my new design;

FIG. 2 is a second perspective view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a front side view thereof; and,

FIG. 8 is a rear view thereof.

The broken lines shown in the drawings depict portions of the lamp in which the design is embodied that form no part of the claimed design. 

CLAIM The ornamental design for a lamp, as shown and described. 